Preheat oven to 350F (180C).,Combine flour, pepper, baking powder, baking soda and salt.,Whisk together butter and sugar.,Beat in eggs and egg whites, one at a time, mixing well to distribute the butter.,Add the dry ingredients and mix until almost smooth.,Stin in figs.,Working on a floured surface, shape the dough into 2 logs, each about 14 inches long and 1 1/2 inches thick.,Place the logs on a prepared baking sheet and press the tops to flatten to 1/2 inch high.,Bake for 18 to 23 minutes, or until firm to the touch.,Transfer the logs to a rack to cool.,Reduce the oven temperature to 300 degrees.,Cut the logs diagonally into 1/2-inch thick slices.,Stand the slices upright on the baking sheet and bake for 30 minutes.,______